EP2809938A4 - Geared turbofan gas turbine engine architecture - Google Patents
Geared turbofan gas turbine engine architectureInfo
- Publication number
- EP2809938A4 EP2809938A4 EP13744335.4A EP13744335A EP2809938A4 EP 2809938 A4 EP2809938 A4 EP 2809938A4 EP 13744335 A EP13744335 A EP 13744335A EP 2809938 A4 EP2809938 A4 EP 2809938A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- gas turbine
- turbine engine
- turbofan gas
- engine architecture
- geared turbofan
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K3/00—Plants including a gas turbine driving a compressor or a ducted fan
- F02K3/02—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber
- F02K3/04—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type
- F02K3/072—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type with counter-rotating, e.g. fan rotors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/32—Arrangement, mounting, or driving, of auxiliaries
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
- F02C3/04—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor
- F02C3/107—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor with two or more rotors connected by power transmission
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/06—Arrangements of bearings; Lubricating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/36—Power transmission arrangements between the different shafts of the gas turbine plant, or between the gas-turbine plant and the power user
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K3/00—Plants including a gas turbine driving a compressor or a ducted fan
- F02K3/02—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber
- F02K3/04—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type
- F02K3/06—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type with front fan
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/40—Transmission of power
- F05D2260/403—Transmission of power through the shape of the drive components
- F05D2260/4031—Transmission of power through the shape of the drive components as in toothed gearing
- F05D2260/40311—Transmission of power through the shape of the drive components as in toothed gearing of the epicyclical, planetary or differential type
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP19210197.0A EP3628581A1 (en) | 2012-01-31 | 2013-01-30 | Geared turbofan gas turbine engine architecture |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/363,154 US20130192196A1 (en) | 2012-01-31 | 2012-01-31 | Gas turbine engine with high speed low pressure turbine section |
US201261653794P | 2012-05-31 | 2012-05-31 | |
US13/645,773 US20140196472A1 (en) | 2012-01-31 | 2012-10-05 | Geared turbofan gas turbine engine architecture |
PCT/US2013/023719 WO2013116257A1 (en) | 2012-01-31 | 2013-01-30 | Geared turbofan gas turbine engine architecture |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19210197.0A Division EP3628581A1 (en) | 2012-01-31 | 2013-01-30 | Geared turbofan gas turbine engine architecture |
Publications (3)
Publication Number | Publication Date |
---|---|
EP2809938A1 EP2809938A1 (en) | 2014-12-10 |
EP2809938A4 true EP2809938A4 (en) | 2015-11-04 |
EP2809938B1 EP2809938B1 (en) | 2019-11-20 |
Family
ID=48905763
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP13744335.4A Active EP2809938B1 (en) | 2012-01-31 | 2013-01-30 | Gas turbine engine |
EP19210197.0A Withdrawn EP3628581A1 (en) | 2012-01-31 | 2013-01-30 | Geared turbofan gas turbine engine architecture |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19210197.0A Withdrawn EP3628581A1 (en) | 2012-01-31 | 2013-01-30 | Geared turbofan gas turbine engine architecture |
Country Status (7)
Country | Link |
---|---|
US (1) | US20140196472A1 (en) |
EP (2) | EP2809938B1 (en) |
BR (1) | BR112014016281B1 (en) |
CA (1) | CA2857360C (en) |
RU (1) | RU2633498C2 (en) |
SG (1) | SG11201402824RA (en) |
WO (1) | WO2013116257A1 (en) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9222417B2 (en) * | 2012-01-31 | 2015-12-29 | United Technologies Corporation | Geared turbofan gas turbine engine architecture |
US10287914B2 (en) | 2012-01-31 | 2019-05-14 | United Technologies Corporation | Gas turbine engine with high speed low pressure turbine section and bearing support features |
US8935913B2 (en) | 2012-01-31 | 2015-01-20 | United Technologies Corporation | Geared turbofan gas turbine engine architecture |
US20150345426A1 (en) | 2012-01-31 | 2015-12-03 | United Technologies Corporation | Geared turbofan gas turbine engine architecture |
US10309232B2 (en) * | 2012-02-29 | 2019-06-04 | United Technologies Corporation | Gas turbine engine with stage dependent material selection for blades and disk |
US10125693B2 (en) | 2012-04-02 | 2018-11-13 | United Technologies Corporation | Geared turbofan engine with power density range |
US10036316B2 (en) * | 2012-10-02 | 2018-07-31 | United Technologies Corporation | Geared turbofan engine with high compressor exit temperature |
US9976489B2 (en) | 2013-12-16 | 2018-05-22 | United Technologies Corporation | Gas turbine engine for long range aircraft |
US9869190B2 (en) | 2014-05-30 | 2018-01-16 | General Electric Company | Variable-pitch rotor with remote counterweights |
US10072510B2 (en) | 2014-11-21 | 2018-09-11 | General Electric Company | Variable pitch fan for gas turbine engine and method of assembling the same |
CA2923329A1 (en) * | 2015-03-19 | 2016-09-19 | Daniel Bernard KUPRATIS | Geared turbofan gas turbine engine architecture |
CN106468215A (en) * | 2015-08-22 | 2017-03-01 | 熵零股份有限公司 | impeller propulsion system |
US10100653B2 (en) | 2015-10-08 | 2018-10-16 | General Electric Company | Variable pitch fan blade retention system |
EP3165754A1 (en) * | 2015-11-03 | 2017-05-10 | United Technologies Corporation | Gas turbine engine with high speed low pressure turbine section and bearing support features |
GB201704502D0 (en) * | 2017-03-22 | 2017-05-03 | Rolls Royce Plc | Gas turbine engine |
GB201813086D0 (en) * | 2018-08-10 | 2018-09-26 | Rolls Royce Plc | Efficient gas turbine engine |
GB201819413D0 (en) | 2018-11-29 | 2019-01-16 | Rolls Royce Plc | Geared turbofan engine |
GB201819412D0 (en) * | 2018-11-29 | 2019-01-16 | Rolls Royce Plc | Geared turbofan engine |
US11186378B2 (en) * | 2019-03-29 | 2021-11-30 | Pratt & Whitney Canada Corp. | Hybrid aircraft propulsion power plants |
US11242770B2 (en) | 2020-04-02 | 2022-02-08 | General Electric Company | Turbine center frame and method |
US11674435B2 (en) | 2021-06-29 | 2023-06-13 | General Electric Company | Levered counterweight feathering system |
US11795964B2 (en) | 2021-07-16 | 2023-10-24 | General Electric Company | Levered counterweight feathering system |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3729957A (en) * | 1971-01-08 | 1973-05-01 | Secr Defence | Fan |
US5010729A (en) * | 1989-01-03 | 1991-04-30 | General Electric Company | Geared counterrotating turbine/fan propulsion system |
EP1712738A2 (en) * | 2005-04-07 | 2006-10-18 | The General Electric Company | Low solidity turbofan |
US7219490B2 (en) * | 2000-09-05 | 2007-05-22 | D-Star Engineering | Nested core gas turbine engine |
US7594404B2 (en) * | 2006-07-27 | 2009-09-29 | United Technologies Corporation | Embedded mount for mid-turbine frame |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3747343A (en) * | 1972-02-10 | 1973-07-24 | United Aircraft Corp | Low noise prop-fan |
US5971706A (en) * | 1997-12-03 | 1999-10-26 | General Electric Company | Inter-rotor bearing assembly |
GB0315894D0 (en) * | 2003-07-08 | 2003-08-13 | Rolls Royce Plc | Aircraft engine arrangement |
US7845902B2 (en) * | 2005-02-15 | 2010-12-07 | Massachusetts Institute Of Technology | Jet engine inlet-fan system and design method |
US20070022735A1 (en) * | 2005-07-29 | 2007-02-01 | General Electric Company | Pto assembly for a gas turbine engine |
US7694505B2 (en) * | 2006-07-31 | 2010-04-13 | General Electric Company | Gas turbine engine assembly and method of assembling same |
US7926259B2 (en) * | 2006-10-31 | 2011-04-19 | General Electric Company | Turbofan engine assembly and method of assembling same |
US7966806B2 (en) * | 2006-10-31 | 2011-06-28 | General Electric Company | Turbofan engine assembly and method of assembling same |
US8205432B2 (en) * | 2007-10-03 | 2012-06-26 | United Technologies Corporation | Epicyclic gear train for turbo fan engine |
GB0720628D0 (en) * | 2007-10-20 | 2007-11-28 | Rolls Royce Plc | Bearing arrangement |
FR2940361B1 (en) * | 2008-12-22 | 2011-03-04 | Airbus | AIRCRAFT ENGINE INSTALLATION WITH IMPROVED REDUCER TRANSMISSION DEVICE |
FR2944558B1 (en) * | 2009-04-17 | 2014-05-02 | Snecma | DOUBLE BODY GAS TURBINE ENGINE PROVIDED WITH SUPPLEMENTARY BP TURBINE BEARING. |
RU2428577C1 (en) * | 2010-04-13 | 2011-09-10 | Открытое акционерное общество "Авиадвигатель" | Gas turbine engine with double-row propeller fan |
-
2012
- 2012-10-05 US US13/645,773 patent/US20140196472A1/en not_active Abandoned
-
2013
- 2013-01-30 SG SG11201402824RA patent/SG11201402824RA/en unknown
- 2013-01-30 CA CA2857360A patent/CA2857360C/en active Active
- 2013-01-30 RU RU2014134425A patent/RU2633498C2/en active
- 2013-01-30 EP EP13744335.4A patent/EP2809938B1/en active Active
- 2013-01-30 EP EP19210197.0A patent/EP3628581A1/en not_active Withdrawn
- 2013-01-30 BR BR112014016281-6A patent/BR112014016281B1/en active IP Right Grant
- 2013-01-30 WO PCT/US2013/023719 patent/WO2013116257A1/en active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3729957A (en) * | 1971-01-08 | 1973-05-01 | Secr Defence | Fan |
US5010729A (en) * | 1989-01-03 | 1991-04-30 | General Electric Company | Geared counterrotating turbine/fan propulsion system |
US7219490B2 (en) * | 2000-09-05 | 2007-05-22 | D-Star Engineering | Nested core gas turbine engine |
EP1712738A2 (en) * | 2005-04-07 | 2006-10-18 | The General Electric Company | Low solidity turbofan |
US7594404B2 (en) * | 2006-07-27 | 2009-09-29 | United Technologies Corporation | Embedded mount for mid-turbine frame |
Non-Patent Citations (2)
Title |
---|
BILL GUNSTON: "PRATT & WHITNEY PW8000", JANE'S AERO-ENGINES (JAENG),, no. 7, 1 March 2000 (2000-03-01), pages 510 - 512, XP008174951, ISSN: 1748-2534 * |
See also references of WO2013116257A1 * |
Also Published As
Publication number | Publication date |
---|---|
EP3628581A1 (en) | 2020-04-01 |
EP2809938B1 (en) | 2019-11-20 |
WO2013116257A1 (en) | 2013-08-08 |
RU2633498C2 (en) | 2017-10-12 |
BR112014016281A8 (en) | 2017-07-04 |
CA2857360C (en) | 2017-12-12 |
US20140196472A1 (en) | 2014-07-17 |
CA2857360A1 (en) | 2013-08-08 |
BR112014016281B1 (en) | 2022-02-01 |
RU2014134425A (en) | 2016-03-27 |
SG11201402824RA (en) | 2014-09-26 |
BR112014016281A2 (en) | 2017-06-13 |
EP2809938A1 (en) | 2014-12-10 |
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Legal Events
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